| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pron] [noun pl] [prep] [verb] | 1214 |
|
| 2 | [to-vb] [pron] [noun pl] [prep] [verb] | 340 |
|
| 3 | to prevent [pron] [noun] [prep] [verb] | 27 |
|
| 4 | prevent [pron] [noun pl] [prep] [verb] | 27 |
|
